WO2004079243A1 - 流量制御弁 - Google Patents
流量制御弁 Download PDFInfo
- Publication number
- WO2004079243A1 WO2004079243A1 PCT/JP2003/002758 JP0302758W WO2004079243A1 WO 2004079243 A1 WO2004079243 A1 WO 2004079243A1 JP 0302758 W JP0302758 W JP 0302758W WO 2004079243 A1 WO2004079243 A1 WO 2004079243A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- valve
- flow control
- control valve
- compressed air
- piston
- Prior art date
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/124—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston servo actuated
- F16K31/1245—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston servo actuated with more than one valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/52—Means for additional adjustment of the rate of flow
- F16K1/523—Means for additional adjustment of the rate of flow for limiting the maximum flow rate, using a stop
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
- F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
- F16K7/17—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat the diaphragm being actuated by fluid pressure
Definitions
- the present invention relates to a flow control valve that shifts to an open state and maintains the open state by the pressure of compressed air resisting the urging force of a spring, and particularly to a flow control valve used in a semiconductor manufacturing apparatus.
- FIG. 4 shows a cross-sectional view of the flow control valve 100.
- the flow control valve 100 has an underbody 120 in which an input port 122 and an output port 122 are formed on the left and right, and a first operation port 133 above the underbody 120. 1 is formed, and an upper body 140 on which a second operation port 141 is formed and an adjustment screw 14'2 is mounted is fixed above the intermediate body 130. It is fixed and forms the entire outer shape.
- the underbody 120 has a ring-shaped valve seat 101 in the center in addition to the input port 122 on the right side of the figure and the output port 122 on the left side of the figure. I have.
- the internal A of the valve seat 101 communicates with the input port 121, and the external B of the valve seat 101 communicates with the output port 122.
- the valve body 102 comes in contact with the valve seat 101, the input port 121 and the output port 122 are cut off, and the valve body 102 is moved from the valve seat 101 to the valve seat 102. By separating, both ports 1 2 1 and 1 2 2 are connected.
- the intermediate body 130 is a substantially cylindrical member fixed above the center of the underbody 120.
- the intermediate body 130 has a first operation port 131, and a small-diameter cylinder 132 and a large-diameter cylinder 133 formed therein.
- a substantially cylindrical piston 150 is fitted inside the middle body 130 so as to be slidable in the vertical direction.
- the piston 150 has a central large-diameter part 15 1, a lower small-diameter part 15 2 below it, and a large-diameter part 15.
- the large diameter part 15 1 has the upper small diameter part 15 3 above the upper small diameter part 15 of the intermediate body 13
- Numeral 2 is closely fitted to the small-diameter cylinders 13 2 respectively.
- the first operation room 13 4 is defined by the lower surface 15 4 of the large diameter portion 15 1 and the intermediate block 13.
- the first operation room 13 4 is provided with a first operation port 13 1 of the middle section 13 0, and is connected to the first operation room 13 4 through the first operation port 13 1.
- Air pressure can be turned on or off. When air pressure is applied to the first working room 13 4, the piston 150 is pressed upward 0
- a valve element 102 is attached to the lower end of the lower small diameter part 152 of the piston 150. Diaphragm 15 around valve body 102
- the periphery is underbore 1 and the intermediate body
- valve element 102 moves as the piston 150 moves up and down, and separates or comes into contact with the valve seat 101 of the standard body 120.
- the valve body 102 comes into contact with the valve seat 101, the input port 121 and the output port 122 are cut off, and the valve body 102 becomes the valve seat.
- both ports 1 2 1 1 2 2 are connected.
- the upper body 140 is a substantially cylindrical member fixed above the intermediate body 130. 14 ⁇ 2 Operation port 144 is formed, and hole 144 is formed in the center. The upper and lower diameter portions 135 of the piston 150 are fitted into the holes 144 of the paper body 140. Large diameter part
- the second operation room 1 4 4 has a second operation port 1 4 1 through the second operation port 1 4 1.
- the second operation port 1 4 1 of the body 140 is open. 4. Air pressure can be applied or released. When pressure is applied to the second operation room 144, the toner 150 is pressed downward. Further, a spring groove 144 is formed in the paper body 140. A return groove is provided between the upper surface 155 of the piston 150 and the spring groove 144. 'Ne 1 4 6 is pinched. Return spring 1 4 6 is piston
- the upper half of the hole 144 of the body 140 has a thread groove, and the adjustment screw 144 is attached to the bottom of the hole. Adjustment screw
- Reference numeral 142 designates an upward movement of the piston 150 by its lower end 144. Turn adjustment screw 1 4 2 to lower end
- the stop position of the piston 150 also changes, and the distance between the valve body 102 and the valve seat 101 at the time of the J valve is adjusted. I can do it.
- the adjusting screw 1 4 2 can be fixed with ⁇ 1 ⁇ 1 8 4 8 so that it does not move carelessly.
- the control valve 100 is operated by applying air pressure to the first operation port 13 1 or the second operation port 41.
- the means for supplying the air pressure may be a compressed air cylinder, a pneumatic pump or any other means.
- the first operation room 1 3 4 of 0 0 has a high pressure. Therefore, piston 1 5
- valve body 102 moves upward and stops until the upper end contacts the lower end 144 of the adjusting screw 142 against the biasing force of the return spring 144.
- the valve body 102 also moves upward together with the piston L50, and a gap is opened between the valve seat 101 and the valve body 102, so that the input port
- the adjustment screw 144 is manually rotated, and the adjustment screw 144 is brought into contact with the upper end of the piston 150. This is done by changing the position of the lower end of the lower part 1 47 and changing the stop position of the biston 150 in the open state, so that it could not be performed remotely and accurately. .
- Fig. 5 shows the normal operation of the normally closed intake proportional valve 161 and the normally closed exhaust proportional valve 16 with respect to the first operation port 13 1 of the flow control valve 100 in Fig. 4. 2 is attached with an electropneumatic regulator section 160, which is controlled by a control board 163.
- the flow control valve 100 in FIG. Air pressure was applied to and released from the first operation port 131, via the electropneumatic regi-regular section 160, thereby shifting the state to the open and closed states. If the normal close intake proportional valve 16 1 is opened and the normal close exhaust proportional valve 16 2 is closed, air pressure is supplied and applied to the first operating chamber 13 4. The transition to the open state is maintained.
- the present invention has been made to solve the above-described problems, and the flow rate regulation is performed by determining the stop position of the piston in the open state by contact.
- the primary task is to provide a flow control valve that can control the flow in 7S intervals with i and good performance.
- the present invention adjusts the flow rate by controlling the pressure of the compressed air against the biasing force of the spring.
- the flow rate can prevent the outflow of the control fluid when the power is not supplied.
- a flow control valve is configured such that a valve element provided at the tip of a piston is brought into close contact with a valve seat by a biasing force of a spring to be in a closed state.
- the piston is moved by the pressure of the compressed air supplied into the pipe opening chamber.
- the self-valve is separated from the valve seat, and the piston is attached to the contact member.
- the stop member of the valley control valve in which the stop position of the valve body in the open state is determined is moved to the desired position by the forward-backward rectilinear operation. It is characterized by the provision of an overnight drive control mechanism for movement.
- a supply circuit for supplying compressed air to the outlet chamber and a discharge circuit for discharging compressed air from the pad chamber are provided. 3 ⁇ 4 & Eregule-It is better to have an evening. Further, in the flow control valve according to the present invention, it is preferable that the non-energized state of the electropneumatic regulation part is a communication state of the discharge circuit.
- the flow control valve according to the present invention is provided with a bridging mechanism for slightly establishing a communication state between the inside and the outside of the three-robot room, and the non-energizing function of the electropneumatic regulator section. Even when the supply circuit and the discharge circuit are shut off, it is preferable that the compressed air in the pipe port chamber be slightly discharged to the outside by the above-mentioned lead mechanism.
- the flow control valve according to the present invention is used in a semiconductor manufacturing apparatus.
- the valve body provided at the tip of the piston by the biasing force of the spring acts on the piston.
- the compression pressure acts on the piston, and the piston 1 moves while resisting the biasing force of the spring.
- the valve element provided at the tip of the piston is separated from the valve seat.0 Thereafter, the valve element provided at the tip of the piston h stops due to the piston abutting against the contact member.
- the gap between the valve element and the valve seat provided on the piston is fixed, and the opening capability is achieved.
- the contact member can be moved to an arbitrary position by the forward and backward rectilinear motions by using the motor drive control mechanism.
- the position at which the piston abuts can be changed, and the gap between the valve element and the valve seat provided on the piston can be accurately adjusted. That is, in the flow control valve of the present invention, the piston abuts.
- the valve body provided at the tip of the piston also stops and opens, and the gap between the valve body provided on the piston and the valve seat is fixed.
- the motor drive control mechanism that moves the contact member to an arbitrary position by moving the contact member forward and backward to a desired position allows the gap between the valve element provided in the piston and the valve seat to be accurately adjusted. Therefore, the flow control valve of the present invention performs flow adjustment by determining the stop position of the piston in the open state by contact. Such flow rate adjustment can be performed by remote control and with high accuracy.
- the motor drive control mechanism is not involved in the transition to the closed state, and the valve element provided at the tip of the piston is in close contact with the valve seat. Since there is no transmission of the thrust of the straight-line operation of the evening drive control mechanism, the thrust of the straight-line operation of the motor drive control mechanism causes the valve body and valve seat provided at the tip of the piston to move. No damage is added.
- the supply / discharge speed of compressed air to / from the pilot chamber can be freely varied by electric control. Therefore, it is possible to remotely and accurately control the transition speed between the open state and the closed state in order to reduce the occurrence of a single shot or an outer hammer generated when the valve is opened and closed. Wear.
- the transition to the open and closed states Even if the flow control valve of the present invention is provided with a regulator, the non-energized state of the electropneumatic regulator is eliminated. Even when the output circuit is in communication, when no power is supplied, the state in which the compressed air in the neuron chamber is exhausted is maintained.Transition to the closed state • The closed state is maintained. Can prevent outflow of control fluid 0
- the pipe D chamber is connected to the outside. If a bleed mechanism is provided to make it slightly communicable. During non-ME1, the state in which the compressed air in the pilot chamber is gradually discharged to the outside by the bleed mechanism is maintained and closed. Transition to the state ⁇ The closed state is maintained, so the outflow of control fluid when power is not supplied can be prevented o
- control fluids and ambient temperature etc. are important.
- the fact that the motor drive control mechanism is rarely performed means that the life of the motor is not shortened by heat generation, and the present invention The drive control mechanism does not adversely affect the life of the flow control valve itself
- a flow control valve which has been made to solve the second problem, is such that a valve body comes into close contact with a valve seat by a biasing force of a spring to be in a closed state. By moving the valve element with the pressure of the compressed air supplied into the chamber, the valve is moved away from the valve seat and the valve is opened.
- Electro-pneumatic regulator equipped with a supply circuit for supplying compressed air to the pie t3 container and a discharge circuit for discharging compressed air from the inside of the D-det. It is characterized in that the non-powered state in the night is the communication state of the discharge circuit.
- valve element is closed by a biasing force of a spring in close contact with a valve seat.
- the flow control valve according to another embodiment described above is preferably used in a semiconductor manufacturing apparatus.
- the flow control valve of the present invention has a closing ability
- the valve body comes into close contact with the valve seat due to the urging force of the spring, and when compressed air is supplied into the pipe chamber, the pressure of the compressed air resists the urging force of the spring.
- the valve is separated from the valve seat and opens.However, if the non-energized state of the electro-pneumatic regulator is in the discharge state of the discharge circuit, at the point of (G) The state in which the compressed air in the chamber is discharged is maintained, and the state is shifted to the closed state.The closed state is maintained, so that it is possible to prevent the outflow of the control fluid when the power is not supplied.
- Fig. 1 is a sectional view of the flow control valve of the first embodiment.
- FIG. 2 is a sectional view of the flow control valve according to the first embodiment.
- Fig. 3 is a sectional view of the flow control valve of the second embodiment.
- FIG. 4 shows a cross-sectional view of an example of a conventional flow control valve.
- FIG. 5 shows a cross-sectional view of an example of a flow control valve of the prior art.
- FIG. 1 shows a cross-sectional view of the flow control valve 1A according to the first embodiment.
- the flow control valve 1A according to the first embodiment has an underbody 27 in which an input port 51 and an output port 52 are formed on the left and right, and an underbody 27 is provided.
- a cylinder 23 on which an operation port 53 is formed is fixed above the cylinder 27, and a housing 14 with a cover 12 mounted above the cylinder 23 is fixed above the cylinder 23. Is fixed so that it has the overall shape o
- the input port 5 on the left side of the figure is
- annular valve seat in the center
- the input port 51 and the output port 52 are provided with a nut 25 and a sleeve 26, respectively, so that pipe connection is convenient.
- a mounting plate 28 is provided at the lower part of one body 27, a mounting plate 28 is provided.
- the cylinder 23 is located above the center of the underbore 27.
- An operation port 53 is formed on the cylinder 23 which is a substantially cylindrical member to be fixed, and a substantially cylindrical piston is provided inside the cylinder 23.
- O The upper and lower surfaces of the piston 22 and the inner surface of the cylinder 23 form a pad D chamber 55. Is divided o
- the operation port 53 formed on the cylinder 23 is in communication with the D port chamber 5 5, the D port chamber 5 is connected through the operation port 53.
- a diaphragm 24 is attached to the lower end of the lower small diameter portion of the piston 22. Then, the periphery of the diaphragm 24 is sandwiched between the underbore 27 and the cylinder 23. Accordingly, the diaphragm 24 is positioned above and below the piston 22. It moves with the movement and separates or comes into close contact with the valve seat 54 of the Anderbo-27. As soon as the diaphragm 24 comes in close contact with the valve seat 54, the input board 0
- the nozing 14 is a substantially cylindrical member that is fixed above the cylinder 23.
- a return spring 20 (corresponding to a “spring”) for urging the piston 22 downward is mounted inside the housing 14.
- a shaft 16 on which a nut 19 (corresponding to a “contact member”) is screwed is inserted through a thrust bearing 17, 18. It is pivoted. And, the supported shaft 16 is It is attached to a coupling 13 via a pin 15 and is connected to a shaft 56 rotated by a servomotor 11 provided above the housing 14. Therefore, the rotation of the servomotor 11 can be transmitted to the axis 16 so that the servomotor 1
- the nut 19 screwed on the shaft 16 can be moved to an arbitrary position by the ascending-descending linear motion.
- a return spring 21 is mounted between the shaft 19 and the piston 22 to prevent the nut 19 from moving in the thrust direction with respect to the shaft 16 in the first embodiment.
- the servo motor 11 and the shaft 56, the power coupling 13 and the pin 15 and the thrust bearings 17 and 18 and the shaft 16 The “motor drive control mechanism” is configured.
- an electropneumatic regulation section 31 is attached to an operation port 53 formed in the cylinder 23.
- Reference numeral 1 designates a normally closed intake proportional valve 3 2 and a normally closed exhaust proportional valve 33 via a control board 35, and a manually operated needle valve 3 4 (equivalent to “Blade machine; structure”). Specifically, as shown in Fig. 2, a passage block having a supply passage and an exhaust passage is formed.
- One port J-dollar valve 34 allows the operation port 53 to communicate with the outside without passing through the exhaust proportional valve 33, and the operation port 5 Depending on the degree to which 3 communicates with the outside, Since compressed air cannot be supplied to the pilot chamber 55 through the operation port 53, the knob 37 in the exhaust passage is moved up and down by the knob 36. And adjust so that the operation port 53 communicates with the outside only slightly.
- the flow control valve 1A of the first embodiment supplies compressed air to the neuro chamber 55 through the operation port 53 at the electropneumatic regulator 31. Operated by.
- connection M between the output port 51 and the output port 52 is shut off, and the flow control valve 1A of the first embodiment is closed.
- the flow control valve 1 of the first embodiment is changed.
- the flow rate can be adjusted by adjusting the gap between the diaphragm 24 and the valve seat 54 when the valve is open.
- the flow control valve 1A is a servo motor.
- the nut 19 can be moved to the desired position by going up and down in a straight line, so that the piston 22 hits the nut 19
- the contact position can be changed, and this allows the gap between the diaphragm 24 provided at the end of the piston 22 and the valve seat 54 to be accurately adjusted.
- the diaphragm 24 provided at the end of 22 also stops and is opened, and the gap between the diaphragm 24 provided at the end of the pin 22 and the valve seat 54 is formed.
- the nut 19 is moved up to the desired position i by moving the nut 19 up and down.
- the flow control valve 1A Since the flow control can be performed by accurately adjusting the gap between the valve seat 24 and the valve seat 54, the flow control valve 1A according to the first embodiment stops the pin 22 in the open state.
- the flow adjustment is performed by determining the position by abutment, and it can be said that such flow adjustment can be performed with a distance control and a good degree.
- the flow control valve 1A of the first embodiment is provided with an electropneumatic regulator 31 so as to control the supply and discharge of compressed air to the inside of the pilot chamber 55. Since it can be changed freely by electric control, the control of the transition speed between the open state and the closed state to reduce the osh to tongue, which occurs when opening and closing the valve, It can be performed with the remote control and i degrees good. In addition, the responsiveness of the transition from the open state to the closed state is further improved.
- the intake proportional valve 32 of Normal CIs and the exhaust proportional valve of Normal Close are used.
- An electro-pneumatic regulator 31 is provided to control 33 through a control board 35, and the de-energized state of the electro-pneumatic regulator 31 is controlled by the supply circuit and the discharge circuit. Although it is shut off, it is equipped with a dollar valve 34 that makes the inside and outside of the neuro chamber 55 slightly open through the operation port h53. In some cases, the compressed air penetrating valve 34 inside the pie mouth to 55 keeps a small amount of air discharged to the outside, and the closed state-the closed state is maintained. Prevents outflow of control fluid when not energized be able to.
- temperature control such as control fluid and ambient temperature is important, but in this regard, the flow control valve 1 of the first embodiment is important.
- the diaphragm 24 is actuated by the biasing force of the return spring 20 so that the valve seat 24 is closed.
- the present invention is not limited to the above-described embodiment, and various changes can be made without departing from the gist of the present invention.
- the dollar valve 34 was provided in the electric regulation-evening section 31.However, it was decided that the dollar valve 34 would be provided directly in the cylinder 23. It is also possible to maintain a state in which the compressed air inside the outlet chamber 55 is slightly discharged to the outside to the outside. Also, in the flow control valve 1A of the first embodiment, the “Bridge machine J Although the two-way valve 34 has been used as an example, an orifice may be used.
- the dollar valve 34 for making the inside and the outside of the pad DUT 55 slightly connected to the M state is connected to the electropneumatic regulation section 3 1 As a result, the outflow of the control fluid when power was not supplied was prevented.
- the control valve is connected to the normal proportional intake valve 42, the normal exhaust proportional valve 43, and the normal open proportional exhaust valve 44.
- the electric regulator 41 controlled via the circuit board 45, the state in which the compressed air inside the dust chamber 55 is discharged when power is not supplied is maintained. Transition to the closed state. The closed state is maintained, so that the outflow of control fluid when power is not supplied can be prevented.
- the diaphragm 24 comes into close contact with the valve seat 54 by the biasing force of the return spring 20,
- the pressure of the compressed air piles up with the urging force of the return spring 20, so that the diaphragm 24 s valve seat 5 4
- the normal proportional intake valve 42 and the normal proportional exhaust valve 43 are provided.
- An electro-pneumatic rail section 41 is provided to control air through the control D board 45, and the compressed air inside the pipe compartment 55 is discharged when power is not supplied. State is maintained, and the state is shifted to the closed state. The closed state is maintained, so that it is possible to prevent the control fluid from flowing out when power is not supplied to the industry.
- the valve body provided at the tip of the piston also stops. ⁇
- the gap between the valve element and the valve seat provided in the piston is fixed, but at this point, the contact member is moved to any position by the forward-backward rectilinear operation.
- the flow rate can be controlled by accurately adjusting the gap between the valve element provided in the piston and the valve seat.
- the flow rate is adjusted by determining the stop position of the piston in the open state by abutment, and the flow rate adjustment can be performed remotely and accurately. is there.
- the valve body comes into close contact with the valve seat due to the urging force of the spring, and here compressed air is supplied into the pilot chamber.
- the valve element separates from the valve seat and opens, but at this point, the non-energized state of the electropneumatic regulator is discharged. If the circuit is in communication, the state in which the compressed air in the pilot chamber is exhausted is maintained when the circuit is not energized, and the state changes to the closed state. The closed state is maintained. It can prevent outflow of fluid.
- the valve body comes into close contact with the valve seat due to the urging force of the spring, and here compressed air is supplied into the pilot chamber.
- the valve element separates from the valve seat and opens, but at this point, the pilot chamber is slightly in communication with the outside. If the bleed mechanism is provided, the state in which the compressed air in the pilot chamber is gradually discharged to the outside by the bleed mechanism when no power is supplied is maintained, and the valve seat is Transition to a state close to the valve ⁇ The closed state is maintained, so that the outflow of control fluid when power is not supplied can be prevented.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Driven Valves (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNA038261111A CN1751200A (zh) | 2003-03-07 | 2003-03-07 | 流量控制阀 |
AU2003211853A AU2003211853A1 (en) | 2003-03-07 | 2003-03-07 | Flow control valve |
PCT/JP2003/002758 WO2004079243A1 (ja) | 2003-03-07 | 2003-03-07 | 流量制御弁 |
US11/188,635 US7090190B2 (en) | 2003-03-07 | 2005-07-26 | Flow control valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/002758 WO2004079243A1 (ja) | 2003-03-07 | 2003-03-07 | 流量制御弁 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/188,635 Continuation US7090190B2 (en) | 2003-03-07 | 2005-07-26 | Flow control valve |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004079243A1 true WO2004079243A1 (ja) | 2004-09-16 |
Family
ID=32948275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/002758 WO2004079243A1 (ja) | 2003-03-07 | 2003-03-07 | 流量制御弁 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7090190B2 (ja) |
CN (1) | CN1751200A (ja) |
AU (1) | AU2003211853A1 (ja) |
WO (1) | WO2004079243A1 (ja) |
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JP2006010037A (ja) * | 2004-06-29 | 2006-01-12 | Smc Corp | サックバックバルブ |
US7617953B2 (en) * | 2005-09-29 | 2009-11-17 | Nordson Corporation | Pneumatic dispensing system with linear actuation and method |
US8118278B2 (en) * | 2008-12-08 | 2012-02-21 | Badger Meter, Inc. | Aseptic flow control valve with outside diameter valve closure |
JP5508875B2 (ja) * | 2010-01-26 | 2014-06-04 | 株式会社フジキン | 流体制御器および流量制御装置 |
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TWI671483B (zh) * | 2016-11-08 | 2019-09-11 | 日商富士金股份有限公司 | 閥裝置、使用此閥裝置的流量控制方法及半導體製造方法 |
JPWO2018100968A1 (ja) * | 2016-11-30 | 2019-10-17 | 株式会社フジキン | バルブ装置、このバルブ装置を用いた流量制御方法および半導体製造方法 |
TWI683069B (zh) * | 2017-09-25 | 2020-01-21 | 日商富士金股份有限公司 | 閥系統、調整資訊產生方法、調整資訊產生裝置、流量調整方法、流體控制裝置、流量控制方法、半導體製造裝置及半導體製造方法 |
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US11512993B2 (en) | 2017-09-25 | 2022-11-29 | Fujikin Incorporated | Valve device, adjustment information generating method, flow rate adjusting method, fluid control system, flow rate control method, semiconductor manufacturing system and semiconductor manufacturing method |
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US11506290B2 (en) | 2017-09-25 | 2022-11-22 | Fujikin Incorporated | Valve apparatus, flow rate adjusting method, fluid control apparatus, flow rate control method, semiconductor manufacturing apparatus, and semiconductor manufacturing method |
JP7174430B2 (ja) | 2017-09-25 | 2022-11-17 | 株式会社フジキン | バルブ装置、調整情報生成方法、流量調整方法、流体制御装置、流量制御方法、半導体製造装置および半導体製造方法 |
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JP7030359B2 (ja) | 2018-03-09 | 2022-03-07 | 株式会社フジキン | バルブ装置 |
US11242934B2 (en) | 2018-03-09 | 2022-02-08 | Fujikin Incorporated | Valve device |
JPWO2019171593A1 (ja) * | 2018-03-09 | 2021-02-18 | 株式会社フジキン | バルブ装置 |
TWI695945B (zh) * | 2018-03-09 | 2020-06-11 | 日商富士金股份有限公司 | 閥裝置 |
JP2021032391A (ja) * | 2019-08-29 | 2021-03-01 | 株式会社フジキン | バルブ装置および流量制御装置 |
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Also Published As
Publication number | Publication date |
---|---|
AU2003211853A1 (en) | 2004-09-28 |
CN1751200A (zh) | 2006-03-22 |
US20050253100A1 (en) | 2005-11-17 |
US7090190B2 (en) | 2006-08-15 |
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